Home / 1,738,691.15-2,607,741.47-459,312.55

Finding the Fourth Proportional to 1,738,691.15, 2,607,741.47 and 459,312.55

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Solution

The fourth proportional to 1,738,691.15, 2,607,741.47 and 459,312.55 is: 688,890.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,738,691.15 : 2,607,741.47 = 459,312.55 : x
  2. Step 2: Convert to fraction form
    1,738,691.15/2,607,741.47 = 459,312.55/x
  3. Step 3: Cross multiply
    1,738,691.15x = 2,607,741.47 × 459,312.55
  4. Step 4: Simplify right side
    1,738,691.15x = 1,197,768,368,991.18
  5. Step 5: Solve for x
    x = 1,197,768,368,991.18/1,738,691.15
  6. Step 6: Final answer
    x = 688,890.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.